Quickly mount the Burris Thermal Clip-On (BTC) in front of your favorite riflescope directly to rifles featuring a forward picatinny mounting option (common on AR and MSR platforms) using our Thermal Clip-On Mount. – The QD rail mount Includes two heights of mounting rings for pairing with a wide variety of optics and mounting situations and ensures ¼ MOA re-mount capability. Shooters can quickly remove the thermal for handheld use and back to the rifle at a moment’s notice. – Perferct for AR or flattop mounting options – Includes two ring heights for a wide variety of optics – Ideal for ARs or rifles with forward flattop mounting option – A great match for our RT-6 and P.E.P.R. Mount!